A．He must have read a science fiction.
B．He must have felt dizzy on the street.
C．He must have seen a beast somewhere.
D．He must have been drunk or high on drug.
A．At the man's home.
B．At the airline reservation agency.
C．At the woman's house.
D．At the man's office.
A．He went to his office.
B．He turned on the computer.
C．He checked his mails.
D．He listened to the radio.